CN202615402U - Encryption device of universal serial bus (USB) - Google Patents
Encryption device of universal serial bus (USB) Download PDFInfo
- Publication number
- CN202615402U CN202615402U CN 201220146434 CN201220146434U CN202615402U CN 202615402 U CN202615402 U CN 202615402U CN 201220146434 CN201220146434 CN 201220146434 CN 201220146434 U CN201220146434 U CN 201220146434U CN 202615402 U CN202615402 U CN 202615402U
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Abstract
The utility model discloses an encryption device of a universal serial bus (USB). The device is used for encrypting and decrypting information of USB key devices through a fingerprint identification method. The device comprises a first storage module, a fingerprint scanning module, a hub module, a main control switch module and an information safety module, wherein the first storage module is used for storing user fingerprint features, the fingerprint scanning module is used for acquiring user fingerprint information, the information safety module is used for conducting encryption and decryption operations to transaction information, the main control switch module is used for controlling the condition whether data flow to the information safety module in accordance with results of fingerprint identification, and the main control switch module is respectively connected with the first storage module, the fingerprint scanning module and the information safety module.
Description
Technical field
The utility model relates to the data security field, relates in particular to a kind of USB encryption device.
Background technology
Because at present network trading is increased, people carry out business transaction through network, pay the fees and deduct money, shopping etc., can not avoid use Web bank.And Web bank is conducted interviews, then need pass through the authentication of USB (USB, Universal Serial BUS) key (key), after authentication, can carry out the transaction of continuous item.And traditional USB key is private key and the digital certificate that is used for storing the user, utilizes digital certificate to carry out the encryption and decryption, digital signature etc. of data on the one hand, utilizes the built-in public key algorithm of equipment to realize the authentication to the user on the other hand.
In the prior art; When using USB key, need input PIN (PIN, Personal Identification Number) to accomplish; In practical application; User's PIN passes into silence easily or is stolen, in case USB key equipment is lost simultaneously, then user's information security then can be on the hazard.
The utility model content
The utility model embodiment provides a kind of USB encryption device, is used for through the method for fingerprint recognition the information of USB key equipment being carried out encryption and decryption.
The USB encryption device that the utility model provides comprises: first memory module, finger scan module, hub module, master switch module and information security module;
Said first memory module is used to store user's fingerprint characteristic;
Said finger scan module is used to obtain user's finger print information;
Said information security module is used for Transaction Information is carried out the operation of encryption and decryption;
Said master switch module is used for whether flowing to said information security module according to the control data as a result of fingerprint recognition; Said master switch module is respectively at said first memory module; The finger scan module is connected with the information security module, and said master switch module is connected with external computing machine through said hub module.
Optional, said USB encryption device also comprises:
Second memory module is used to store the activation bit of said USB encryption device, and said second memory module is connected with said hub module.
Optional, said master switch module is specially: ASIC FP888 chip.
Optional, said hub module comprises: high speed universal serial bus interface and hub.
Can find out that from above technical scheme the utility model embodiment has the following advantages:
The USB encryption device of the utility model has the memory module of finger scan module and fingerprint characteristic; The user is if will use the information in the information security module to conclude the business; Then need carry out fingerprint recognition through the finger scan module; When finger print information mated, computer equipment just can trigger the master switch module and unblank, and could use the information in the information security module to conclude the business; The utility model utilizes finger print identifying well to remedy this defective of PIN code, and has increased the security of USB encryption device.
Description of drawings
Fig. 1 is a structural representation of USB encryption device in the utility model;
Fig. 2 is a schematic flow sheet of USB encryption device in the utility model;
Fig. 3 is another structural representation of USB encryption device in the utility model.
Embodiment
The utility model embodiment provides the USB encryption device, is used for through the method for fingerprint recognition the information of USB key equipment being carried out encryption and decryption.
See also Fig. 1, one embodiment comprises of USB encryption device among the utility model embodiment:
Said first memory module 101 is used to store user's fingerprint characteristic;
Said finger scan module 102 is used to obtain user's finger print information;
Said information security module 103 is used for Transaction Information is carried out the operation of encryption and decryption;
Said master switch module 104 is used for whether flowing to said information security module according to the control data as a result of fingerprint recognition; Said master switch module 104 is respectively at said first memory module 101; Finger scan module 102 is connected with information security module 103, and said master switch module 104 is connected with external computing machine through said hub module 105.
When the first USB encryption device that uses among the utility model embodiment; The user can carry out the typing of fingerprint characteristic through finger scan module 102; Deposit said fingerprint characteristic in first memory module 101 as the checking fingerprint then; Master switch module 104 generates long cipher key according to said fingerprint characteristic, again with said long cipher key writing information security module 103.
After the initial setting up of accomplishing fingerprint characteristic, the user promptly can use the operation of concluding the business of the USB encryption device of the utility model, sees also Fig. 2:
201, insert the USB encryption device;
When the user carries out online transaction; The user selects the Internet bank to pay the bill; Then the user inserts USB interface of computer according to the transaction prompting of computing machine with the USB encryption device, and master switch module 104 will be carried out fingerprint recognition through the computer prompted user.
202, judge whether fingerprint recognition is successful;
After computing machine demonstrates the prompt window of fingerprint recognition; The finger that the user will carry out fingerprint authentication is put into finger scan module 102 and is carried out fingerprint recognition; Finger scan module 102 is transferred to master switch module 104 with the finger print information that scans and judges; Master switch module 104 is compared according to the fingerprint characteristic of first memory module, 101 storages, if coupling is unsuccessful, then computing machine can be pointed out error message; If mate successfully, then trigger step 203.
Concrete, 102 of finger scan modules scan active skin corium, forge fingerprint and will be got rid of by built-in identification software.
203, log-on message security module;
If the fingerprint characteristic of finger print information that finger scan module 102 scans and 101 storages of first memory module is complementary, then master switch module 104 is opened electronic switch, allows data message to pass in and out said information security module 103, and transaction starts.
Optional, the USB encryption device of the utility model embodiment can also include second memory module 106, specifically sees also Fig. 3, one embodiment comprises of USB encryption device among the utility model embodiment:
Said first memory module 101 is used to store user's fingerprint characteristic;
Said finger scan module 102 is used to obtain user's finger print information, and is concrete, and said master switch module can be ASIC FP888 chip;
Said information security module 103 is used for Transaction Information is carried out the operation of encryption and decryption;
Said hub module comprises: high speed universal serial bus interface and hub;
Said master switch module 104 is used for whether flowing to said information security module according to the control data as a result of fingerprint recognition; Said master switch module 104 is respectively at said first memory module 101; Finger scan module 102 is connected with information security module 103, and said master switch module 104 is connected with external computing machine through said hub module 105;
Said second memory module 106 is used to store the activation bit of said USB encryption device, and said second memory module 106 is connected with said hub module.
Optional, can also store the application program of computer terminal in second memory module 106, be convenient to deletion and reset and put fingerprint characteristic.
USB encryption device among the utility model embodiment combines with U shield of the prior art (being USB key) system easily, need not to do bigger change, and the client is easy to operate.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion by said protection domain with claim.
Claims (4)
1. a USB encryption device is characterized in that, comprising:
First memory module, finger scan module, hub module, master switch module and information security module;
Said first memory module is used to store user's fingerprint characteristic;
Said finger scan module is used to obtain user's finger print information;
Said information security module is used for Transaction Information is carried out the operation of encryption and decryption;
Said master switch module is used for whether flowing to said information security module according to the control data as a result of fingerprint recognition; Said master switch module is respectively at said first memory module; The finger scan module is connected with the information security module, and said master switch module is connected with external computing machine through said hub module.
2. USB encryption device according to claim 1 is characterized in that, said USB encryption device also comprises:
Second memory module is used to store the activation bit of said USB encryption device, and said second memory module is connected with said hub module.
3. USB encryption device according to claim 1 and 2 is characterized in that, said master switch module is specially: ASIC FP888 chip.
4. USB encryption device according to claim 1 and 2 is characterized in that, said hub module comprises: high speed universal serial bus interface and hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220146434 CN202615402U (en) | 2012-04-05 | 2012-04-05 | Encryption device of universal serial bus (USB) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220146434 CN202615402U (en) | 2012-04-05 | 2012-04-05 | Encryption device of universal serial bus (USB) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202615402U true CN202615402U (en) | 2012-12-19 |
Family
ID=47349082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220146434 Expired - Fee Related CN202615402U (en) | 2012-04-05 | 2012-04-05 | Encryption device of universal serial bus (USB) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202615402U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106156571A (en) * | 2015-03-31 | 2016-11-23 | 深圳指芯智能科技有限公司 | Encrypting fingerprint instrument, encrypting fingerprint instrument encrypting and deciphering system and encipher-decipher method |
| CN106599877A (en) * | 2016-12-28 | 2017-04-26 | 北京握奇智能科技有限公司 | Ultrasonic fingerprint identification security equipment and security trading system comprising same |
-
2012
- 2012-04-05 CN CN 201220146434 patent/CN202615402U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106156571A (en) * | 2015-03-31 | 2016-11-23 | 深圳指芯智能科技有限公司 | Encrypting fingerprint instrument, encrypting fingerprint instrument encrypting and deciphering system and encipher-decipher method |
| CN106156571B (en) * | 2015-03-31 | 2019-08-09 | 深圳指芯智能科技有限公司 | Encrypting fingerprint tool, encrypting fingerprint tool encrypting and deciphering system and encipher-decipher method |
| CN106599877A (en) * | 2016-12-28 | 2017-04-26 | 北京握奇智能科技有限公司 | Ultrasonic fingerprint identification security equipment and security trading system comprising same |
| CN106599877B (en) * | 2016-12-28 | 2024-05-28 | 北京握奇智能科技有限公司 | Ultrasonic fingerprint identification safety device and safe transaction system comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20170405 |